diff --git a/coin/test-ptest.inc b/coin/test-ptest.inc
index efd030d..7155703 100644
--- a/coin/test-ptest.inc
+++ b/coin/test-ptest.inc
@@ -1,4 +1,5 @@
 IMAGE_CLASSES += "testimage"
+QB_MEM = "-m 8192"
 TEST_SUITES = "ssh ping parselogs ptest"
 IMAGE_FEATURES += "ssh-server-dropbear"
 IMAGE_INSTALL:append = "\